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<?php
namespace tubalmartin\CssMin\Tests\FineDiff\Render;
use cogpowered\FineDiff\Render\Renderer;
class Cli extends Renderer
{
public function callback($opcode, $from, $from_offset, $from_len)
{
if ($opcode === 'c') {
$text = substr($from, $from_offset, $from_len);
} elseif ($opcode === 'd') {
$deletion = substr($from, $from_offset, $from_len);
if (strcspn($deletion, " \n\r") === 0) {
$deletion = str_replace(array("\n","\r"), array('\n','\r'), $deletion);
}
$text = "\x1b[97m\x1b[41m".$deletion."\x1b[0m";
} else /* if ( $opcode === 'i' ) */ {
$text = "\x1b[97m\x1b[42m".substr($from, $from_offset, $from_len)."\x1b[0m";
}
return $text;
}
}
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